.PHONY:env
env:
	@echo PATH=$(PATH)
	@echo C_INCLUDE_PATH=$(C_INCLUDE_PATH)
	@echo CPLUS_INCLUDE_PATH=$(CPLUS_INCLUDE_PATH)
	@echo LD_LIBRARY_PATH=$(LD_LIBRARY_PATH)
	@echo LIBRARY_PATH=$(LIBRARY_PATH)
	@echo CFLAGS=$(CFLAGS)
	@echo CXXFLAGS=$(CXXFLAGS)
	@echo LDFLAGS=$(LDFLAGS)
	@echo CC=$(CC)
	@echo CXX=$(CXX)
	@echo AR=$(AR)
	@echo CURDIR=$(CURDIR)
	@echo SHELL=$(SHELL)
	@echo MAKEFLAGS=$(MAKEFLAGS)
	@echo TEST=$(TEST)